Brewers Yeast (inactivated), Concentrated Yeast Extract (Ribonucleotides and RNA), L-Methionine, L-Lysine, L-Ascrobic Acid, Inositol, Sodium Citrate, DL-Alpha Tocopheryl, Silicon Dioxide, Magnesium Stearate, Calcium D-Pantothenate, Folate (as 5MTHF-glucosamine - Quatrefolic®), D-Biotin, Cyanocobalamin, Capsule shell (vegetarian): Hydroxypropyl Methyl Cellulose.